Blueprint Android app installers are named *UE4Game*.bat

UE - Platform - Mobile - Jun 4, 2018

In 4.19 blueprint-based apps are named after the project name, but in 4.20 they are all called Install_UE4Game-armv7-es2.bat. This also affects the Uninstall_*.bat ...

FBX export - BP StaticMesh Scales from Mesh Origin

Tools - Dec 13, 2018

Unexpected behaviour with meshes scaled via BP and exported via .fbx (.obj looks to function as expected) Confirmed in 4.22 Main CL 4648854 ...

Editing Lighting Intensity Field Value Fails

Tools - Jan 7, 2019

You cannot change the intensity by just adding/changing numbers. You have to completely retype the entire value. Found in 4.21 CL# 4613538 and 4.22 CL# 4681912 ...

'Set from Euler (Quat)' and 'Set Components (Quat)' BP nodes have no output.

UE - Gameplay - Blueprint - Mar 18, 2019

'Set from Euler (Quat)' and 'Set Components (Quat)' BP nodes have no output. These nodes are new in 4.22 Confirmed in MAIN @ CL 5423420 ...

Severe ghosting on animated objects when camera stops moving in sequences when using path tracer

UE - Graphics Features - Lumen - Aug 2, 2019

Pixels seem to stop updating in the path tracer when a camera stops moving in sequence. Old color values from objects that have moved seem to still affect pixels they should not.  ...

Crash opening FaceARSample on iOS

UE - Platform - XR - Jul 26, 2019

FaceARSample is crashing as soon as it is opened on iOS. Tested on a iPhoneXS 12.4.  Regression: Yes I was able to get FaceARSample on the same device the previous release 4.22. ...

Custom Time Dilation has no effect on Player Camera Manager

UE - Anim - Sequencer - Jun 10, 2020

It seems like setting Custom Time Dilation on the Player Camera Manager does not affect the amount of time it takes to blend between cameras with Set View Target With Blend. ...

Geometry Collection behavior does not change when changed by BP

UE - Simulation - Physics - Destruction - May 2, 2022

Reproduced 6/6 times. This seems to affect all "Set" functions for Geometry Collection Components, such as Setting Object Type from Static to Dynamic, or changing Collision Type. ...

Adding teleport node after AddMovementInput breaks jumping animation

UE - Gameplay - Jun 6, 2016

Calling the teleport node after the Add Movement Input nodes affects movement by preventing the character's capsule from updating, causing the mesh to hit the top of the capsule during the jump anim ...

Get Hit Result Under Finger by Channel appears to return the wrong location on MAC during PIE

UE - Platform - Apple - May 11, 2018

The location give by the Get hit result under finger by channel appears to be affected by screen size on Mac. When clicking an area in the level, it does not always return the area under the finger ...